Yes, he knows he can threaten Jihad and get away with it, with the full support of liberals.
Of course, no mention about how hard it would be for a non-muslim to get a visa to Saudi Arabia.
In an interview with ANB TV, a Lebanese Television station, aired on June 27, 2007, Abd al-Bari Atwan stated (according to a translation provided by the MEMRI): "If the Iranian missiles strike Israel – by Allah, I will go to Trafalgar Square, and dance with delight if the Iranian missiles strike Israel."
On the fifth anniversary of the New York 9/11 attack Atwan opined: "The events of 11 September will be remembered as the end of the US empire. This is because all empires collapse when they pursue the arrogance of power."